<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <title>hello</title>
  <link rel="stylesheet" href="layout.css">
</head>

<body>
  <input class="show-btn" type="button" value="查找">
  <div class="dlg-search">
    <div class="dialogbox">
      <div class="dlg-titlebar">
        <p class="title">查找</p>
        <span class="close">×</span>
      </div>
      <div class="dlg-main">
        <label>查找内容(N):<input class="text" type="text" autofocus></label><br>
        <label><input type="checkbox" value="capital-sense">区分大小写(c)</label>
        <fieldset class="search-dir">
          <legend>方向</legend>
          <label><input type="radio" name="direction" value="up">向上(u)</label>
          <label><input type="radio" name="direction" value="down">向下(u)</label>
        </fieldset>
        <input class="search-btn" type="button" value="查找下一个(F)" disabled>
        <input class="cancel-btn" type="button" value="取消">
      </div>
    </div>
  </div>
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  <script src="https://code.jquery.com/jquery-1.12.4.js"></script>
  <script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>
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</body>

</html>